Station LTQM2 - Otter Point Creek, Chesapeake Bay Reserve, MD
Owned and maintained by National Estuarine Research Reserve System
NERRS Water Quality Station
39.451 N 76.275 W (39°27'3" N 76°16'29" W)
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(24 hours for tsunami stations)
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These oceanographic data are displayed in rounded times. Click on the graph icon in the table below to see a time series plot of the last five days of that observation. | |
| Depth (DEPTH): | 2.0 ft |
 Ocean Temperature (OTMP): | 39.38 °F |
| Conductivity (COND): | 5.68 mS/cm |
| Salinity (SAL): | 3.10 psu |
| Oxygen Saturation (O2PCT): | 108.4% |
| Oxygen Concentration (O2PPM): | 13.90 ppm |
| Turbidity (TURB): | 5 FTU |
| pH (PH): | 7.70 |
| TIME (EST) |
DEPTH ft |
OTMP °F |
COND mS/cm |
SAL psu |
O2% % |
O2PPM ppm |
CLCON ug/l |
TURB FTU |
PH |
EH mV |
|---|---|---|---|---|---|---|---|---|---|---|
| 2025-12-29 02:45 pm | 2.0 | 39.38 | 5.40 | 2.90 | 107.60 | 13.80 | - | 5 | 7.60 | - |
| 2025-12-29 02:30 pm | 2.0 | 39.38 | 5.35 | 2.90 | 107.20 | 13.80 | - | 259 | 7.60 | - |
| 2025-12-29 02:15 pm | 1.6 | 39.20 | 5.30 | 2.80 | 107.10 | 13.80 | - | 34 | 7.60 | - |
| 2025-12-29 02:00 pm | 2.0 | 39.20 | 5.44 | 2.90 | 107.80 | 13.90 | - | 666 | 7.50 | - |
| 2025-12-29 01:45 pm | 2.0 | 39.02 | 5.60 | 3.00 | 109.40 | 14.10 | - | 34 | 7.50 | - |
| 2025-12-29 01:30 pm | 2.0 | 38.84 | 5.40 | 2.90 | 108.70 | 14.00 | - | 122 | 7.40 | - |
| 2025-12-29 01:15 pm | 1.6 | 38.84 | 5.70 | 3.10 | 109.90 | 14.20 | - | 37 | 7.50 | - |
| 2025-12-29 01:00 pm | 1.6 | 39.38 | 4.89 | 2.60 | 104.70 | 13.50 | - | 5 | 7.30 | - |
| 2025-12-29 12:45 pm | 1.6 | 39.20 | 5.12 | 2.70 | 104.10 | 13.40 | - | 700 | 7.20 | - |
| 2025-12-29 12:30 pm | 1.6 | 39.20 | 5.14 | 2.70 | 105.00 | 13.50 | - | 6 | 7.20 | - |
| 2025-12-29 12:15 pm | 1.6 | 39.20 | 5.16 | 2.80 | 106.70 | 13.70 | - | 6 | 7.20 | - |
| 2025-12-29 12:00 pm | 1.6 | 39.20 | 4.97 | 2.60 | 101.10 | 13.00 | - | 5 | 7.30 | - |
| 2025-12-29 11:45 am | 1.6 | 39.02 | 4.26 | 2.30 | 99.40 | 12.90 | - | 5 | 7.30 | - |
| 2025-12-29 11:30 am | 1.6 | 39.02 | 5.17 | 2.80 | 99.70 | 12.90 | - | 5 | 7.30 | - |
| 2025-12-29 11:15 am | 1.3 | 39.02 | 5.17 | 2.80 | 102.30 | 13.20 | - | 5 | 7.30 | - |
| 2025-12-29 11:00 am | 1.3 | 38.84 | 5.20 | 2.80 | 103.80 | 13.40 | - | 5 | 7.40 | - |
| 2025-12-29 10:45 am | 1.3 | 38.84 | 5.07 | 2.70 | 104.00 | 13.50 | - | 5 | 7.40 | - |
| 2025-12-29 10:30 am | 1.3 | 38.84 | 5.23 | 2.80 | 104.50 | 13.50 | - | 4 | 7.50 | - |
| 2025-12-29 10:15 am | 1.0 | 38.84 | 5.22 | 2.80 | 103.60 | 13.40 | - | 5 | 7.30 | - |
| 2025-12-29 10:00 am | 1.0 | 38.66 | 4.11 | 2.20 | 103.80 | 13.50 | - | 4 | 7.20 | - |
| 2025-12-29 09:45 am | 1.0 | 38.66 | 4.07 | 2.10 | 103.80 | 13.50 | - | 5 | 7.20 | - |
| 2025-12-29 09:30 am | 1.0 | 38.66 | 4.03 | 2.10 | 103.90 | 13.50 | - | 5 | 7.30 | - |
| 2025-12-29 09:15 am | 1.0 | 38.66 | 5.18 | 2.80 | 103.20 | 13.40 | - | 4 | 7.40 | - |
| 2025-12-29 09:00 am | 1.0 | 38.84 | 5.12 | 2.70 | 102.90 | 13.30 | - | 4 | 7.40 | - |
| 2025-12-29 08:45 am | 1.0 | 38.66 | 4.84 | 2.60 | 103.10 | 13.40 | - | 5 | 7.30 | - |
| 2025-12-29 08:30 am | 1.0 | 38.84 | 4.79 | 2.60 | 103.00 | 13.40 | - | 5 | 7.30 | - |
| 2025-12-29 08:15 am | 1.0 | 38.84 | 4.73 | 2.50 | 102.70 | 13.30 | - | 6 | 7.30 | - |
| 2025-12-29 08:00 am | 1.0 | 38.66 | 4.66 | 2.50 | 102.00 | 13.30 | - | 6 | 7.30 | - |
| 2025-12-29 07:45 am | 1.3 | 38.66 | 4.64 | 2.50 | 101.50 | 13.20 | - | 6 | 7.30 | - |
| 2025-12-29 07:30 am | 1.3 | 38.66 | 4.62 | 2.50 | 102.00 | 13.30 | - | 6 | 7.40 | - |
| 2025-12-29 07:15 am | 1.3 | 38.66 | 4.60 | 2.40 | 102.40 | 13.30 | - | 6 | 7.40 | - |
| 2025-12-29 07:00 am | 1.3 | 38.66 | 4.60 | 2.40 | 102.70 | 13.40 | - | 6 | 7.40 | - |
| 2025-12-29 06:45 am | 1.6 | 38.48 | 4.71 | 2.50 | 102.40 | 13.30 | - | 5 | 7.40 | - |
| 2025-12-29 06:30 am | 1.6 | 38.48 | 4.72 | 2.50 | 101.40 | 13.20 | - | 5 | 7.30 | - |
| 2025-12-29 06:15 am | 1.6 | 38.48 | 4.70 | 2.50 | 102.80 | 13.40 | - | 5 | 7.30 | - |
| 2025-12-29 06:00 am | 1.6 | 38.30 | 4.68 | 2.50 | 103.10 | 13.50 | - | 5 | 7.20 | - |
| 2025-12-29 05:45 am | 1.6 | 38.30 | 4.67 | 2.50 | 103.50 | 13.50 | - | 5 | 7.20 | - |
| 2025-12-29 05:30 am | 2.0 | 38.30 | 4.68 | 2.50 | 103.50 | 13.50 | - | 5 | 7.20 | - |
| 2025-12-29 05:15 am | 2.0 | 38.30 | 4.69 | 2.50 | 103.50 | 13.50 | - | 5 | 7.20 | - |
| 2025-12-29 05:00 am | 2.0 | 38.30 | 4.70 | 2.50 | 103.60 | 13.50 | - | 5 | 7.30 | - |
| 2025-12-29 04:45 am | 2.0 | 38.30 | 4.70 | 2.50 | 103.80 | 13.60 | - | 5 | 7.40 | - |
| 2025-12-29 04:30 am | 2.0 | 38.30 | 4.69 | 2.50 | 103.50 | 13.50 | - | 5 | 7.40 | - |
| 2025-12-29 04:15 am | 2.3 | 38.30 | 4.74 | 2.50 | 103.80 | 13.60 | - | 5 | 7.20 | - |
| 2025-12-29 04:00 am | 2.3 | 38.30 | 4.78 | 2.50 | 104.00 | 13.60 | - | 5 | 7.30 | - |
| 2025-12-29 03:45 am | 2.3 | 38.30 | 4.57 | 2.40 | 102.80 | 13.40 | - | 6 | 7.30 | - |
| 2025-12-29 03:30 am | 2.3 | 38.12 | 4.41 | 2.30 | 103.20 | 13.50 | - | 6 | 7.30 | - |
| 2025-12-29 03:15 am | 2.3 | 38.12 | 4.45 | 2.40 | 103.40 | 13.60 | - | 6 | 7.30 | - |
| 2025-12-29 03:00 am | 2.3 | 38.12 | 4.47 | 2.40 | 103.50 | 13.60 | - | 6 | 7.30 | - |
| 2025-12-29 02:45 am | 2.3 | 38.12 | 4.63 | 2.50 | 103.20 | 13.50 | - | 7 | 7.20 | - |
| 2025-12-29 02:30 am | 2.3 | 38.12 | 4.58 | 2.40 | 103.20 | 13.50 | - | 7 | 7.20 | - |
| 2025-12-29 02:15 am | 2.3 | 38.12 | 4.62 | 2.40 | 103.60 | 13.60 | - | 7 | 7.20 | - |
| 2025-12-29 02:00 am | 2.3 | 38.12 | 4.51 | 2.40 | 103.10 | 13.50 | - | 6 | 7.20 | - |
| 2025-12-29 01:45 am | 2.3 | 38.12 | 4.53 | 2.40 | 96.00 | 12.60 | - | 6 | 7.30 | - |
| 2025-12-29 01:30 am | 2.3 | 38.12 | 4.57 | 2.40 | 102.90 | 13.50 | - | 6 | 7.30 | - |
| 2025-12-29 01:15 am | 2.3 | 38.12 | 4.61 | 2.40 | 104.50 | 13.70 | - | 6 | 7.30 | - |
| 2025-12-29 01:00 am | 2.3 | 38.12 | 4.62 | 2.40 | 104.80 | 13.70 | - | 6 | 7.40 | - |
| 2025-12-29 12:45 am | 2.3 | 38.12 | 4.65 | 2.50 | 104.90 | 13.70 | - | 5 | 7.50 | - |
| 2025-12-29 12:30 am | 2.3 | 38.12 | 4.68 | 2.50 | 105.30 | 13.80 | - | 6 | 7.40 | - |
| 2025-12-29 12:15 am | 2.3 | 38.12 | 4.78 | 2.50 | 105.50 | 13.80 | - | 5 | 7.50 | - |
| 2025-12-29 12:00 am | 2.3 | 38.12 | 4.99 | 2.70 | 105.70 | 13.80 | - | 6 | 7.50 | - |
| 2025-12-28 11:45 pm | 2.3 | 38.12 | 4.99 | 2.70 | 105.10 | 13.80 | - | 6 | 7.60 | - |
| 2025-12-28 11:30 pm | 2.3 | 38.12 | 5.00 | 2.70 | 105.50 | 13.80 | - | 6 | 7.60 | - |
| 2025-12-28 11:15 pm | 2.0 | 38.12 | 4.95 | 2.60 | 105.70 | 13.80 | - | 5 | 7.60 | - |
| 2025-12-28 11:00 pm | 2.0 | 37.94 | 4.88 | 2.60 | 105.10 | 13.80 | - | 5 | 7.50 | - |
| 2025-12-28 10:45 pm | 2.0 | 37.94 | 4.79 | 2.50 | 102.60 | 13.50 | - | 6 | 7.50 | - |
| 2025-12-28 10:30 pm | 2.0 | 37.76 | 4.70 | 2.50 | 99.90 | 13.20 | - | 5 | 7.40 | - |
| 2025-12-28 10:15 pm | 2.0 | 37.58 | 4.57 | 2.40 | 101.60 | 13.40 | - | 6 | 7.50 | - |
| 2025-12-28 10:00 pm | 2.0 | 37.40 | 4.43 | 2.30 | 98.60 | 13.10 | - | 6 | 7.40 | - |
| 2025-12-28 09:45 pm | 1.6 | 37.40 | 4.22 | 2.20 | 101.50 | 13.50 | - | 6 | 7.50 | - |
| 2025-12-28 09:30 pm | 1.6 | 37.40 | 4.37 | 2.30 | 102.80 | 13.60 | - | 6 | 7.50 | - |
| 2025-12-28 09:15 pm | 1.6 | 37.22 | 4.08 | 2.10 | 100.10 | 13.30 | - | 6 | 7.40 | - |
| 2025-12-28 08:00 pm | 1.6 | 37.40 | 4.31 | 2.30 | 104.70 | 13.90 | - | 6 | 7.40 | - |
| 2025-12-28 07:45 pm | 1.6 | 37.58 | 4.25 | 2.20 | 107.30 | 14.20 | - | 8 | 7.40 | - |
| 2025-12-28 07:30 pm | 2.0 | 38.30 | 5.62 | 3.00 | 114.00 | 14.80 | - | 5 | 7.30 | - |
| 2025-12-28 07:15 pm | 2.0 | 38.12 | 5.56 | 3.00 | 114.20 | 14.90 | - | 5 | 7.30 | - |
| 2025-12-28 07:00 pm | 2.0 | 38.12 | 5.60 | 3.00 | 113.00 | 14.70 | - | 5 | 7.30 | - |
| 2025-12-28 06:45 pm | 2.0 | 38.30 | 5.70 | 3.10 | 111.50 | 14.50 | - | 5 | 7.10 | - |
| 2025-12-28 06:30 pm | 2.0 | 38.30 | 5.74 | 3.10 | 110.90 | 14.40 | - | 5 | 7.20 | - |
| 2025-12-28 06:15 pm | 2.3 | 38.12 | 5.79 | 3.10 | 110.80 | 14.40 | - | 4 | 7.20 | - |
| 2025-12-28 06:00 pm | 2.3 | 38.12 | 5.81 | 3.10 | 111.00 | 14.50 | - | 5 | 7.20 | - |
| 2025-12-28 05:45 pm | 2.3 | 38.12 | 5.81 | 3.10 | 110.10 | 14.40 | - | 5 | 7.20 | - |
| 2025-12-28 05:30 pm | 2.3 | 37.94 | 5.87 | 3.20 | 110.40 | 14.40 | - | 6 | 7.20 | - |
| 2025-12-28 05:15 pm | 2.6 | 37.76 | 5.90 | 3.20 | 109.90 | 14.40 | - | 5 | 7.20 | - |
| 2025-12-28 05:00 pm | 2.6 | 37.76 | 5.91 | 3.20 | 109.90 | 14.40 | - | 5 | 7.30 | - |
| 2025-12-28 04:45 pm | 2.6 | 37.76 | 5.91 | 3.20 | 109.40 | 14.30 | - | 5 | 7.40 | - |
| 2025-12-28 04:30 pm | 2.6 | 37.94 | 5.86 | 3.10 | 110.30 | 14.40 | - | 5 | 7.40 | - |
| 2025-12-28 04:15 pm | 2.6 | 37.94 | 5.84 | 3.10 | 110.90 | 14.50 | - | 5 | 7.40 | - |
| 2025-12-28 04:00 pm | 2.6 | 38.12 | 5.78 | 3.10 | 112.40 | 14.70 | - | 5 | 7.40 | - |
Historical data for station LTQM2 are available at the NERRS website.
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